Natural Compared With Artificial Cycle Endometrial Preparation for Frozen Embryo Transfer: A Systematic Review and Meta-analysis
Obstetrics & Gynecology
•
August 01, 2026
Modified natural cycles improve live birth
Natural cycle preparation modestly improves live birth and lowers miscarriage after frozen embryo transfer. *Systematic review and meta-analysis of randomized trials; Level 1.
- Level of evidence
- Level 1
- DocG quality score
- 7.9 / 10
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